Function acl_buffer_gets_nonl

lib_acl/src/stdlib/acl_vstring.c:967–1003

}

const ACL_VSTRING *acl_buffer_gets_nonl(ACL_VSTRING *vp, const char **src, size_t dlen)
{
	const char *myname = "acl_buffer_gets_nonl";
	const char *ptr, *pend, *pbegin = *src;

	if (dlen <= 0) {
		acl_msg_warn("%s(%d): dlen(%d) invalid",
			myname, __LINE__, (int) dlen);
		return NULL;
	}

	ptr = memchr(pbegin, '\n', dlen);
	if (ptr == NULL) {
		acl_vstring_memcat(vp, pbegin, dlen);
		ACL_VSTRING_TERMINATE(vp);
		*src += dlen;  /* �ƶ� *src ָ��λ�� */
		return NULL;
	}
	*src = ptr + 1;  /* �ƶ� *src ָ��λ�� */
	pend = ptr;

	/* ȥ������� \r\n */
	while (pend >= pbegin) {
		if (*pend != '\r' && *pend != '\n') {
			break;
		}
		pend--;
	}
	if (pend < pbegin) {
		/* ˵�� data ��ֻ���� \r, \n */
		ACL_VSTRING_TERMINATE(vp);
		return vp;
	}
	acl_vstring_memcat(vp, pbegin, pend - pbegin + 1);
	ACL_VSTRING_TERMINATE(vp);
	return vp;
}

const ACL_VSTRING *acl_buffer_gets(ACL_VSTRING *vp, const char **src, size_t dlen)
{